//任意转字符串
/*let num = 10;
// num = num.toString();
// num = num + "";
num = String(num);
console.log(typeof num)*/

//任意转数据
/*
let price = "37.5";
price = parseInt(price)
console.log(typeof price)
price = price + 2;
console.log(price)*/

let name = "110-45";
name = Number(name);
console.log(name)

let address = "1a2b3c4d5e";
console.log(parseFloat(address))